<html>
<body>

<!--  simple PHP script that sends the text "Hello World" back to the browser -->
<?php
echo "Hello World";
?>


<!--  In PHP, we use // to make a one-line comment or /* and */ to make a comment block -->
<?php
//This is a comment

/*
This is
a comment
block
*/
?>




<!-- Let's create a variable containing a string, and a variable containing a number: -->
<?php
$txt="Hello World!";
$x=16;

print "$txt <br />";
print "$x <br />";
?>




</body>
</html>
